(8x+30)+87+(x^2+10x)=360

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Solution for (8x+30)+87+(x^2+10x)=360 equation:


Simplifying
(8x + 30) + 87 + (x2 + 10x) = 360

Reorder the terms:
(30 + 8x) + 87 + (x2 + 10x) = 360

Remove parenthesis around (30 + 8x)
30 + 8x + 87 + (x2 + 10x) = 360

Reorder the terms:
30 + 8x + 87 + (10x + x2) = 360

Remove parenthesis around (10x + x2)
30 + 8x + 87 + 10x + x2 = 360

Reorder the terms:
30 + 87 + 8x + 10x + x2 = 360

Combine like terms: 30 + 87 = 117
117 + 8x + 10x + x2 = 360

Combine like terms: 8x + 10x = 18x
117 + 18x + x2 = 360

Solving
117 + 18x + x2 = 360

Solving for variable 'x'.

Reorder the terms:
117 + -360 + 18x + x2 = 360 + -360

Combine like terms: 117 + -360 = -243
-243 + 18x + x2 = 360 + -360

Combine like terms: 360 + -360 = 0
-243 + 18x + x2 = 0

Factor a trinomial.
(-27 + -1x)(9 + -1x) = 0

Subproblem 1

Set the factor '(-27 + -1x)' equal to zero and attempt to solve: Simplifying -27 + -1x = 0 Solving -27 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '27' to each side of the equation. -27 + 27 + -1x = 0 + 27 Combine like terms: -27 + 27 = 0 0 + -1x = 0 + 27 -1x = 0 + 27 Combine like terms: 0 + 27 = 27 -1x = 27 Divide each side by '-1'. x = -27 Simplifying x = -27

Subproblem 2

Set the factor '(9 + -1x)' equal to zero and attempt to solve: Simplifying 9 + -1x = 0 Solving 9 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + -1x = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -1x = 0 + -9 -1x = 0 + -9 Combine like terms: 0 + -9 = -9 -1x = -9 Divide each side by '-1'. x = 9 Simplifying x = 9

Solution

x = {-27, 9}

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